package com.hfi.command.demo01;

/**
 * @author ChangLiang
 * @date 2020/4/14
 */
public class Door implements LifeCycle {
    @Override
    public void on() {
        System.out.println("door on");
    }

    @Override
    public void off() {
        System.out.println("door off");
    }
}
